Ransomware Research

Knight Ransomware

Knight is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Knight
First Seen
November 1, 2023

How Knight Ransomware Works

File Encryption Patterns

Knight modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..fddeebcebefbcedfbffbcefaf

Ransom Note and Payment Demands

After encrypting files, Knight displays ransom notes demanding payment for file recovery:

fileHow_To_Restore_Your_Files.txt

Ransom message:

notes/How_To_Restore_Your_Files.txt

Note locations:

EveryFolder
screenshot

Ransom message:

notes/orAyiL.jpeg

Note locations:

Desktop

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About This Analysis

This Knight ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Knight.

Last updated: July 30, 2025